Custom 13.56 MHZ SCM SCR3500 PVC Shop Smart Memory Card With Chip
- Product material: PVC
- Printing type: Offset printing/CMYK
- Place of origin: Guangzhou, Guangdong
IC card is the card after another kind of information carrier. IC
card is refers to the integrated circuit card, generally with the
bus card is a kind of IC card, generally common IC card using rf
technology and IC card reader to communicate. There is a difference
between IC card and magnetic card, IC card is through the
information stored in the IC card, the card is through the magnetic
record information in the card. The cost of the IC card is higher
than magnetic card, but better secrecy.
Contactless IC card is also called radio frequency card, had been
solve successfully the source (card without power supply) and
contactless this difficult problem, is a breakthrough in the field
of electronics. Mainly used for public transport,
telecommunications, Banks, yard management, and other fields. Main
features include safety certification, electronic purse, data
storage, etc. The commonly used access control card, the second
generation id card belongs to the application of safety
certification, and bank cards, canvas is using electronic purse and
IC card is the basic principle of work: rf read-write device to IC
card, a set of fixed frequency electromagnetic wave, the card has a
LC series resonant circuit, the frequency with the launch of the
same frequency, speaking, reading and writing device, so under
electromagnetic wave excitation, LC resonance circuit to produce
resonance, so that the capacitance in charge; At the other end of
the the capacitance, then there is a single to the electronic pump,
electric charge in the capacitor to another storage capacitance,
when accumulated charge to 2 v, the capacitance can be used as
power supply provides the working voltage for other circuit, data
in the card launch out or receive the data read/write device.
IC card production process is divided into: IC card from design to
distribution, can be divided into the following steps:
The system design
According to the safety of application system and the function of
the card design card chip (or considering design general chips),
and according to the technological level and the cost of the smart
card MPU, storage capacity and cosine put forward specific
requirements, or logic functions of logic encryption card
distribution and storage area put forward specific requirements.
Kane integrated circuit design
Its design process is similar to the design of the ASIC
(application-specific integrated circuit), including the logical
design, logic simulation, circuit design, circuit simulation,
layout design and correctness verification, etc., can with the aid
of Workview, Mentor or Cadence and so on computer aided design
tools to complete.
For smart cards, often in a foreign country using industry standard
microprocessor as the core, to adjust the type and capacity of the
memory, without having to redesign. More feasible way is to, by
domestic design COS, chip by foreign semiconductor manufacturers,
companies such as Motorola, Hitachi offers this kind of business.
These chips, to be reliable, should have the self-protection
The software design (suitable for smart card only)
Including the design of the COS and application software, have
corresponding development tools to choose from. Due to the security
of smart card COS related, so important in national economy and
confidential departments use a smart card, should write Chinese
design of COS.
IC card core is integrated circuit chips, is the use of modern
advanced microelectronics technology, large scale integrated
circuit chip embedded in a small plastic cards. The development and
manufacturing technology is much more complicated than the magnetic
card. IC card technology include hardware technology, software
technology and related business technology, etc. Hardware
technology generally contain semiconductor technology, the base
board technology, packaging technology, terminal technology and
other components, etc.; Generally includes application software and
software technology, communication technology, security technology
and system control technology, etc.
Electric erasing type Programmable read-only Memory (Electrically
Erasable Programmable Read Only Memory) is the core of IC card
technology. The transistor density, improve performance, increase
the capacity, to achieve a greater amount of data storage in the
same area. Block as the data or program storage space, EEPROM data
can be maintained at least a decade, wipe number more than 100000
times. EEPROM technology also provides a lot of flexibility, by
setting the immutable flag bit, block to EEPROM unit into a
programmable read-only memory, read-only memory, or unreadable
security storage unit.
The advancement of this technology makes have secret IC card to get
fast development and application of memory. For example, in a
variety of charging system (public telephone, electric meter, toll
roads, etc.) and access control and other fields obtained the
widespread application. Block to EEPROM as the core of the CPU card
is widely used in mobile phone cards, banking sector, much
application and requires the high security of public key algorithm
Radio Frequency Identification RFID (Radio Frequency
Identification) technology is a method to use to identify the
signal transmission of electromagnetic wave, the recognition of the
object itself should be receiving and sending devices with
electromagnetic waves. RFID communication system using the
frequency range for < 135 KHZ or > 300 MHZ ~ GHz level.
Radio frequency identification IC card is a kind of use of
electromagnetic waves and non contact IC card to communicate with
the terminal. When using this card, do not need to insert the card
read and write to a specific device slot. In general, the
communication distance within a few centimetres to 1 m. Radio
frequency identification card to use it more, and large potential
IC card read/write device need to be able to read and write ISO7816
standard IC card. As IC card and IC card interface circuit IFD
within the CPU the only channel for communication, in order to
ensure the safety and reliability of communication and data
exchange, its produce electrical signals must meet strict timing
IC card interface circuit for IC card into and out of recognition,
namely card activation and release, has very strict timing
requirements. If you can't meet the requirements of the
corresponding, IC card cannot operate normally; Serious when will
damage the IC card or IC card read and write.
IC card (Integrated Circuit Card, IC card ) is the second card
after the emergence of a new type of information tools . IC cards
in some countries and regions, also called smart card (smart card),
smart cards (intelligent card), micro- circuit cards (microcircuit
card) or microchip cards. It is a micro chip embedded in the
card-based ISO 7816 compliant , the card made forms ; has been very
widely used, including financial, transportation , social security
, and many other fields.
IC card IC card reader is a bridge between systems and applications
, the ISO international standard interface device called IFD
(Interface Device). IFD the CPU through an interface circuit
connected to and communicate with the IC card . IC card interface
circuit IC card reader is a vital part of , according to the
practical application of the system, optional parallel
communication , half-duplex serial communications, and I2C
communication , such as different IC card reader chip.
About non-contact IC card , also known as radio frequency card,
successfully resolved the passive ( no power supply card ) and free
access to this problem is the field of electronic devices is a
major breakthrough. Mainly used for bus , ferry, subway automatic
toll collection system , also used in access control,
identification and electronic purse .
ic card principle : ic card the basic principle is: RF IC card
reader to send a group of fixed -frequency electromagnetic waves ,
the card has an IC series co- oscillation circuit , the frequency
of the same frequency emitted by the reader , so that
electromagnetic excitation , LC resonance oscillation circuit HS ,
so that the capacitor with the charge ; at the other end of this
charge , then there is a single electronic wizard pump , the
capacitive charge storage capacitor to another , when the
accumulated charge to 2V, this capacitor can be used as power for
other circuits to provide voltage , the data will be transmitted
out the card reader or receiving data .
IC card reader to be able to read and write with ISO7816 standard
IC cards. IC card interface circuit as the IC card and the CPU to
communicate with IFD only channel for communication and data
exchange to ensure the security and reliability , which produces an
electrical signal must meet the following specific requirements.
1.1 complete the IC card insertion and withdrawal of recognition
IC card interface circuit IC card insertion and withdrawal of
recognition , that the card activation and release , there are very
strict timing requirements. If you can not meet the corresponding
requirements , IC card can not be normal operation ; severe damage
the IC card or IC card reader .
( 1 ) activation
To initiate operation of the card , the interface circuit shown in
Figure 1 should be activated in order circuit :
◇ RST in state L ;
◇ according to the selected type of card , the VCC power Class A or
Class B ,
◇ VPP rise to an idle state ;
◇ interface circuit I / O should be placed in reception state ;
◇ provided to the IC card of the CLK clock signal (A Class card 1 ~
5MHz, B class card 1 ~ 4MHz).
In the IC card t'a time plus the clock signal CLK . I / O line
should be added to the clock signal CLK is 200 clock cycles (ta) is
placed inside the high impedance state Z (ta time t'a later) .
After adding in the clock CLK , RST to state L to maintain at least
400 cycles (tb) the card is reset (tb in t'a after ) . In time t'b,
RST is placed in state H. I / O should be agreed on after the
rising edge of the signal on the RST 400 to 40 000 clock cycles
(tc) started within (tc in t'b after ) .
RST in state in the case of H , if the answer signal is 000 clock
cycles at 40 have not yet started , RST signal on the return to the
state L, and the IC card interface circuit shown in Figure 2 of the
IC card generates released.
( 2 ) the release process
When the end of the exchange of information or failure ( for
example , no card or the card is removed response ) , the interface
circuit should be timing the release of the circuit shown in Figure
◇ RST should be set to state L;
◇ CLK should be set to state L ( unless the clock has been stopped
on the state L ) ;
◇ VPP should be released ( if it has been activated ) ;
◇ I / O should be set to the state A (on td time without specific
definition ) ;
◇ VCC should be released.
1.2 through the contacts provide a stable power supply to the card
IC card interface circuit specified in Table 1 should be within the
voltage range , corresponding to the IC card steady current .
1.3 By contact provides a stable clock to the card
IC card interface circuit provides a clock signal to the card . The
actual frequency of the clock signal range during the answer to
reset , the following should be within the range : A class of card
, the clock should be 1 ~ 5MHz; B class card , the clock should be
1 ~ 4MHz.
After reset , the received ATR ( Answer To Reset ) signal F ( clock
frequency conversion factor ) and D ( bit- rate adjustment factor )
The duty cycle of the clock signal should be stable during the
period of operation of 40% to 60%. When the frequency from one
value to another value, should be taken to ensure that no more than
40% of short-period shorter pulses .
(1) Material :
PVC and chip
(2) Size :
86*54 MM or other sizes
(3) Printing Crafts :
1)Silk screen printing;
2)4 color offset printing(CMYK);
(4) Optional effect:
1) Add Loco / Hico magnetic stripe;
2) Add Scratch off panel
3) Add Signature panel
4)Add Barcode of code128,code39,ean13/ QR Code
5) Add UV spot
(5) Chip :
E5551,Atmel T5557,Atmel T5567
2).FM11RF08, Mifare UtraLight IC U1, Mifare DESFire 4K , Legic
MIM256 MF/S50,S70,I-CODE,U-CODE HSL, U-CODE GEC2
3).SEL442, SEL4428, SEL 5528,FM4442,FM4428 BL7442,BL 7448, AT24C01A
1) Professional producing teams:
we have professional technicians paying attention to every
The QC keep the quality in every process of producing.
2) Best price: for same quality, we offer best price for you if we
We would let you know every process of producing just like making
products at your home.
3) Fast delivery time: 5-7 days after orders confrimed
4) The best service: we will reply your inqiury asap, we would try
our best to solve your difficulties, follow up well with your order
from production until it’s delivered in your hand.
5) Long online working time:more than 15 hours online working time
for you, your inquiries and questions will be answered asap.
6) Free design, no t any other hidden cost: we can make design for
you. for free
7) Easy payment: Western Union/bank transfer.or Paypal.